How to register a Csharp Usercontrol as ActiveX (properties, methods, events)
Latest COM/COM+ Articles
Common Pitfalls of COM Interoperability in .Net
Discover some of the common pitfalls of using COM Interoperability in .NET as well as best practices that could help you steer clear of these pitfalls.
Build a Managed BHO and Plug into the Browser
Browser Helper Objects (BHOs) are COM components that communicate with Internet Explorer to enrich the browsing experience. Michele Leroux Bustamante returns to the world of COM to show you how to build a managed BHO with the help of the .NET Framework's COM interoperability features.
Looking at the WCF Windows Communication Foundation
Discover Windows Communication Foundation (WCF). Microsoft introduced this technology, which is a part of .NET 3.0, to make your life easy when it comes to building distributed applications.
Simplify Application Deployment with Registration-Free COM
In the days before .NET, COM's dependency on the Registry and its backward compatibility issues were the Achilles' heels of Win32 development. Learn a technique for deploying your existing COM components without the pain traditionally associated with the Registry.
Enumerating Exchange Contacts in .NET
Through COM Interop, learn how to program against the Exchange Store for Exchange Server 2003.
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MFC Integration with the Windows Transactional File System (TxF)
The Transactional File System (TxF), which allows access to an NTFS file system to be conducted in a transacted manner through extensions to the Windows SDK API. MFC 10, has been extended to support TxF and related technologies. This support allows existing MFC applications to be easily extended to support kernel transactions.

Services Made Easy
Discover how to easily create and add WIN32 Services in .NET. You’ll also discover the Topshelf toolkit.

Working with Configuration Files and Visual Basic
Learn how to store, modify, and retrieve information from a configuration file in Visual Basic.

Working with State Machines in the .NET Framework
Arun Karthick introduces you to the state machine model and shows you how to create a simple working state machine sample using the .NET framework in the C# language.